Honeywell THM5421C1008 Benutzerhandbuch

68-0287—1

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1. Press Clock.

2. Use arrows to set current time.

3. Press Done key.

The thermostat has four temperature override options: Hold 

Temperature Until, Permanent Hold, Vacation Hold, and 

Southern Dehumidification Away Setting.

HOLD TEMPERATURE UNTIL (TEMPORARY HOLD)
Holds temperature temporarily until the next scheduled period 

time or until the time the user sets.

1. Press Up or Down arrow next to the temperature you 

want to adjust. “Hold Temperature Until” time appears on 

the screen. The Hold Temperature Until time defaults to 

the start time of the next scheduled period.

NOTE: The Time Up and Down arrows are shown for approx-

imately seven seconds. Pressing on the screen time 

(where the Hold Temperature Until time is shown) 

allows the arrows to reappear.

2. Press Up or Down arrow next to the Time key to set 

desired time for the thermostat to resume schedule.

3. Press the Cancel or Sched key to cancel “Hold 

Temperature Until” and resume schedule.

NOTE: Once “Hold Temperature Until” time is reached, the 

thermostat shows “Following Schedule” on the screen 

to indicate that “Temporary Hold” has ended.

PERMANENT HOLD
Permanent Hold changes the temperature setting until 

Permanent Hold is cancelled.

1. Press Hold key. “Permanent Hold” appears on the 

screen.

2. Press Up or Down arrow next to the temperature you 

want to set during “Hold.”

3. Press Cancel key to cancel “Permanent Hold” and 

resume the schedule.

VACATION HOLD
Changes temperature setting for a designated number of days.

1. Press the Up and Down arrow keys to set the desired 

temperature while away on vacation. Notice that “Hold 

Temperature Until” time is shown on the screen. (This is 

the time the Vacation Hold override expires after the 

number of days ends.)

2. Press Hold key twice. Screen shows “Hold Temperature 

Until” one day.

3. Press Up and Down arrow keys to change the number of 

Days you desire thermostat to override the schedule.

NOTE: Days Up and Down arrows appear for approximately 

seven seconds. Pressing just below Hold Tempera-

ture Until on the screen allows the Days Up and Down 

arrows to reappear.

DONE

CANCEL

TUE

M19958

SCHED

HOLD

CLOCK SCREEN

CANCEL

TUE

AUTO

COOL

M23506

SCHED

HOLD

CLOCK SCREEN

CANCEL

TUE

AUTO

COOL

M23507

SCHED

CLOCK SCREEN

CANCEL

THU

AUTO

HEAT

OFF

COOL

DAYS

M23508